S-(Tertiary alkyl) alkylphosphonothioic halides

Abstract

Compounds useful as intermediates for insecticides and nematocides having the formula ##STR1## in which R is an alkyl of 1 to 8 carbon atoms, haloalkyl of 1 to 8 carbon atoms, alkenyl of 2 to 8 carbon atoms, haloalkenyl of 2 to 8 carbon atoms, alkynyl of 2 to 8 carbon atoms, or haloalkynyl of 2 to 8 carbon atoms; R.sub.1 is tertiary alkyl of 4 to 8 carbon atoms; and X is halogen are disclosed as well as their preparation by direct reaction of an alkylphosphonic dihalide with a tertiary-alkyl thiol.

Dependencies are inferred from the claim text.